Ouro is a seamless blend of elegant form, performance, visual comfort, controls, scalability and mounting options to enhance the environment in which they occupy. Three lens configurations clear, diffuse & no lens. Nine optical distributions. Asymmetric: 2, 3, 4, 4W & FR - Symmetric: 5QM, 5QN, 5R & 5W. Some configurations are 4G certified. Tool free entry for ease of installation and maintenance.